Q235B Sulfur txwv?
Tsawg dua lossis sib npaug li 0.045%.
Q235C Sulfur txwv?
Tsawg dua lossis sib npaug li 0.040%.
Q235D Sulfur txwv?
Tsawg dua lossis sib npaug li 0.035%.
Q235 Phosphorus Cov ntsiab lus dav dav?
Tsawg dua lossis sib npaug li 0.045% (A/B), qis dua rau cov qhab nia zoo dua.
Puas yog Q235 alloy steel phaj?
Tsis yog, nws yog carbon structural steel, tsis muaj kev txhob txwm ntxiv alloys.